Home / 8,095.56-11,172.36-5,402.16

Finding the Fourth Proportional to 8,095.56, 11,172.36 and 5,402.16

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Solution

The fourth proportional to 8,095.56, 11,172.36 and 5,402.16 is: 7,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095.56 : 11,172.36 = 5,402.16 : x
  2. Step 2: Convert to fraction form
    8,095.56/11,172.36 = 5,402.16/x
  3. Step 3: Cross multiply
    8,095.56x = 11,172.36 × 5,402.16
  4. Step 4: Simplify right side
    8,095.56x = 60,354,876.30
  5. Step 5: Solve for x
    x = 60,354,876.30/8,095.56
  6. Step 6: Final answer
    x = 7,455.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.